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RE: Frozen soil = disturbed earth?

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Intermittent permafrost means that permafrost is generally not present, but
every once in a while the geotechnical investigation misses the one spot at
the center of the building that has permafrost and a sinkhole develops when
the heat is turned on. 

-----Original Message-----
From: Rhkratzse(--nospam--at)aol.com [mailto:Rhkratzse(--nospam--at)aol.com] 
Sent: Monday, March 23, 2009 12:44 PM
To: Haan, Scott M POA; seaint(--nospam--at)seaint.org
Subject: Re: Frozen soil = disturbed earth?

In a message dated 3/23/09 12:33:19 PM, Scott.M.Haan(--nospam--at)usace.army.mil writes:


	"intermittent permafrost"
	


??????

Ralph


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